jump to a conclusion


Also found in: Legal.

jump to conclusions

To make decisions or form opinions before one has all the pertinent facts. I know you found some suspicious things in her office, but don't jump to conclusions—talk to her first.
See also: conclusion, jump

jump to a conclusion

Form an opinion or judgment hastily, as in Wait till you have the facts; don't jump to a conclusion. [c. 1700]
See also: conclusion, jump